Sony Vaio Fn Key Win7, Brightness Fn Key not working with Win 7, Vaio Keys stop working and many others suggest varied order for utility/drivers installation to fix the issue. However, the concern here is that my Sony Vaio model (and I assume many other European models) doesn't have the Sony DLL Utils or the Notebook Utilities drivers. Bummer! Don't worry. You can still fix your Fn Key issue. In case yours is a European (or even any other) model and doesn't have the above mentioned drivers, carry out the following steps to solve the Vaio Fn Key problem in Windows 7:
(Note: It is always advisable to create a restore point after successful reboot and rollback to the desired state when you want to uninstall a driver. Many times, simply uninstalling the utility screws up the entire process and things may get awry)
- Follow the steps 1 - 4 according to Sony Fn Key and Win7.
- Install the following drivers/utilities in the exact same order as mentioned below: